They show that excessive militarization and brinksmanship can be a rational response for both actors, neither of which can credibly commit to lower levels of military spending under the current status quo. Life imitates research.

While the Times article portrays the heightened violence as attempts by Khartoum to create divisions within the south Sudanese and split the vote in 2011, the paper by Ibrahim and co-authors points out that this excessive militarization, while rational, comes at the expense of much-needed health and education expenditures—and could be avoided by greater transparency, democratization and economic cooperation.